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Cheap flights from San Antonio to Washington, D.C. Dulles Intl Airport from $60

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Washington, D.C. Dulles Intl Airport departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Antonio to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from San Antonio to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Antonio to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from San Antonio to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Antonio to Washington, D.C.

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All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
4:40 pm - 12:22 amSAT-IAD
6h 42m1 stop
6:00 am - 11:27 amIAD-SAT
6h 27m1 stop
$248Delta
Find Deal
Thu, Jan 23 - Sun, Jan 26
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
8:20 am - 11:17 amIAD-SAT
3h 57mnonstop
$249United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
1:10 pm - 11:53 pmSAT-IAD
9h 43m2 stops
8:14 pm - 12:13 amIAD-SAT
4h 59m1 stop
$253American Airlines
Find Deal
Sat, May 3 - Tue, May 6
4:00 pm - 10:09 pmSAT-IAD
5h 09m1 stop
5:24 pm - 8:21 pmIAD-SAT
3h 57mnonstop
$254United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
1:10 pm - 11:53 pmSAT-IAD
9h 43m2 stops
5:03 am - 11:29 amIAD-SAT
7h 26m2 stops
$258American Airlines
Find Deal
Sat, May 3 - Tue, May 6
5:25 am - 11:51 amSAT-IAD
5h 26m1 stop
6:00 am - 11:27 amIAD-SAT
6h 27m1 stop
$278Delta
Find Deal
Tue, Jan 7 - Sun, Jan 12
7:15 am - 4:40 pmSAT-IAD
8h 25m1 stop
6:00 am - 2:50 pmIAD-SAT
9h 50m1 stop
$382Southwest
Find Deal
Wed, Apr 2 - Sun, Apr 6
5:55 am - 3:00 pmSAT-IAD
8h 05m2 stops
6:00 am - 2:50 pmIAD-SAT
9h 50m1 stop
$387Southwest
Find Deal
Wed, Apr 2 - Sun, Apr 6
7:21 pm - 5:34 amSAT-IAD
33h 13m1 stop
7:00 am - 5:40 amIAD-SAT
23h 40m2 stops
$543Alaska Airlines
Find Deal
Sun, Mar 30 - Wed, Apr 2
7:00 am - 5:40 amSAT-IAD
21h 40m2 stops
7:00 am - 5:40 amIAD-SAT
23h 40m2 stops
$632Alaska Airlines
Find Deal
Sun, Mar 30 - Wed, Apr 2
7:10 pm - 4:57 pmSAT-IAD
20h 47m1 stop
$60Frontier
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Sat, Feb 8
7:10 pm - 4:57 pmSAT-IAD
20h 47m1 stop
$61Frontier
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Sat, Jan 25
5:30 am - 12:46 pmSAT-IAD
6h 16m1 stop
$124Delta
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Tue, Jan 28
6:31 pm - 12:22 amSAT-IAD
4h 51m1 stop
$149Delta
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Mon, Jan 20
7:10 am - 4:45 pmSAT-IAD
8h 35m1 stop
$164Southwest
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Thu, Mar 27
5:55 am - 3:00 pmSAT-IAD
8h 05m2 stops
$169Southwest
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Wed, Mar 26
1:47 pm - 7:27 pmSAT-IAD
4h 40m1 stop
$178American Airlines
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Mon, Mar 31
10:52 am - 7:35 pmSAT-IAD
7h 43m2 stops
$203American Airlines
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Tue, Jan 21
9:40 am - 9:09 pmSAT-IAD
10h 29m2 stops
$227United Airlines
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Sat, Jan 11
12:05 pm - 11:12 amSAT-IAD
22h 07m2 stops
$237United Airlines
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Fri, Feb 7
4:26 pm - 10:39 pmSAT-IAD
5h 13m1 stop
5:29 pm - 10:47 pmIAD-SAT
6h 18m1 stop
$458American Airlines
Find Deal
Mon, Dec 23 - Fri, Jan 3
12:00 pm - 7:34 pmSAT-IAD
6h 34m1 stop
6:21 am - 11:40 amIAD-SAT
6h 19m1 stop
$513American Airlines
Find Deal
Tue, Dec 24 - Fri, Jan 3
12:13 pm - 4:25 pmSAT-IAD
3h 12mnonstop
5:05 pm - 8:00 pmIAD-SAT
3h 55mnonstop
$519United Airlines
Find Deal
Tue, Dec 24 - Fri, Jan 3
2:00 pm - 9:00 pmSAT-IAD
6h 00m1 stop
5:05 pm - 8:00 pmIAD-SAT
3h 55mnonstop
$529United Airlines
Find Deal
Mon, Dec 23 - Fri, Jan 3
9:50 am - 11:00 pmSAT-IAD
12h 10m2 stops
2:50 pm - 12:20 amIAD-SAT
10h 30m1 stop
$533Southwest
Find Deal
Tue, Dec 24 - Fri, Jan 3
1:40 pm - 1:00 amSAT-IAD
10h 20m1 stop
5:15 am - 11:20 amIAD-SAT
7h 05m1 stop
$563Southwest
Find Deal
Fri, Dec 27 - Sun, Dec 29
5:20 am - 12:10 pmSAT-IAD
5h 50m1 stop
6:00 am - 11:07 amIAD-SAT
6h 07m1 stop
$568Delta
Find Deal
Mon, Dec 23 - Tue, Dec 31
7:10 am - 3:50 pmSAT-IAD
7h 40m1 stop
6:57 pm - 12:38 amIAD-SAT
6h 41m1 stop
$638Delta
Find Deal
Mon, Dec 23 - Mon, Dec 30
7:00 am - 4:01 pmSAT-IAD
32h 01m2 stops
5:24 pm - 6:26 pmIAD-SAT
26h 02m2 stops
$1,518Alaska Airlines
Find Deal
Mon, Dec 23 - Fri, Dec 27
12:32 pm - 5:40 amSAT-IAD
16h 08m2 stops
6:58 pm - 5:27 amIAD-SAT
11h 29m1 stop
$1,693Alaska Airlines
Find Deal
Mon, Dec 23 - Fri, Jan 3
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
8:20 am - 11:17 amIAD-SAT
3h 57mnonstop
$249United Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
7:44 am - 11:55 amSAT-IAD
3h 11mnonstop
5:25 pm - 8:19 pmIAD-SAT
3h 54mnonstop
$269United Airlines
Find Deal
Fri, Feb 21 - Sun, Feb 23
11:45 am - 4:04 pmSAT-IAD
3h 19mnonstop
12:50 pm - 3:46 pmIAD-SAT
3h 56mnonstop
$329United Airlines
Find Deal
Sat, May 3 - Tue, May 6
7:15 am - 11:33 amSAT-IAD
3h 18mnonstop
8:20 am - 11:03 amIAD-SAT
3h 43mnonstop
$334United Airlines
Find Deal
Mon, Apr 7 - Tue, Apr 15
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
5:24 pm - 8:21 pmIAD-SAT
3h 57mnonstop
$349United Airlines
Find Deal
Mon, Jan 6 - Sat, Jan 11
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
5:24 pm - 8:21 pmIAD-SAT
3h 57mnonstop
$369United Airlines
Find Deal
Thu, Jan 30 - Sun, Feb 2
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
8:20 am - 11:17 amIAD-SAT
3h 57mnonstop
$394United Airlines
Find Deal
Fri, Jan 17 - Thu, Jan 23
7:44 am - 11:55 amSAT-IAD
3h 11mnonstop
8:15 am - 11:09 amIAD-SAT
3h 54mnonstop
$404United Airlines
Find Deal
Sat, Mar 1 - Fri, Mar 14
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
8:20 am - 11:17 amIAD-SAT
3h 57mnonstop
$414United Airlines
Find Deal
Wed, Jan 1 - Tue, Jan 7
7:45 am - 11:55 amSAT-IAD
3h 10mnonstop
5:24 pm - 8:21 pmIAD-SAT
3h 57mnonstop
$417United Airlines
Find Deal
Sun, Jan 26 - Wed, Jan 29

American Airlines flights from San Antonio to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on San Antonio to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
May 3
SAT1:10 pmSan Antonio
9h 43m
2 stops
IAD11:53 pmWashington, D.C. Dulles Intl
May 6
IAD8:14 pmWashington, D.C. Dulles Intl
4h 59m
1 stop
SAT12:13 amSan Antonio
American Airlines
May 3
SAT1:10 pmSan Antonio
9h 43m
2 stops
IAD11:53 pmWashington, D.C. Dulles Intl
May 6
IAD5:03 amWashington, D.C. Dulles Intl
7h 26m
2 stops
SAT11:29 amSan Antonio
American Airlines
Jan 31
SAT6:09 pmSan Antonio
4h 49m
1 stop
IAD11:58 pmWashington, D.C. Dulles Intl
Feb 2
IAD5:04 pmWashington, D.C. Dulles Intl
5h 50m
1 stop
SAT9:54 pmSan Antonio

United Airlines flights from San Antonio to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on San Antonio to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jan 15
SAT7:45 amSan Antonio
3h 10m
IAD11:55 amWashington, D.C. Dulles Intl
Jan 22
IAD8:20 amWashington, D.C. Dulles Intl
3h 57m
SAT11:17 amSan Antonio
United Airlines
Jan 15
SAT4:00 pmSan Antonio
5h 09m
1 stop
IAD10:09 pmWashington, D.C. Dulles Intl
Jan 22
IAD5:24 pmWashington, D.C. Dulles Intl
3h 57m
SAT8:21 pmSan Antonio
United Airlines
Feb 6
SAT2:27 pmSan Antonio
5h 13m
1 stop
IAD8:40 pmWashington, D.C. Dulles Intl
Feb 9
IAD5:24 pmWashington, D.C. Dulles Intl
3h 57m
SAT8:21 pmSan Antonio

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from San Antonio to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, April is the cheapest month to fly from San Antonio to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $329. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $333.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $343. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from San Antonio to Washington, D.C. Dulles Intl Airport for around $498.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from San Antonio at noon is the least expensive time of day to depart. momondo users have found prices as low as $296 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $407 on average. Flights to Washington, D.C. Dulles Intl Airport from San Antonio in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Antonio to Washington, D.C. Dulles Intl flight route?

Fly from San Antonio to Washington, D.C. Dulles Intl for the best San Antonio - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

The ideal time to book your flight to Washington, D.C. Dulles Intl Airport is 58 days in advance when prices tend to average $396. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from San Antonio for as low as $228 on momondo.

What cabin class options are available on San Antonio to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on San Antonio to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Antonio to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 76% on your flight if you consider stops on a San Antonio to Washington, D.C. Dulles Intl Airport flight.

How have San Antonio to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of December 2024, prices for San Antonio to Washington, D.C. Dulles Intl Airport flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Washington, D.C. Dulles Intl Airport (SAT to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Washington, D.C. Dulles Intl Airport

Best Price Found

$60

Fastest flight time

3h 10m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from San Antonio in the past 72 hours is $60. The best round-trip flight deal from San Antonio to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $248.
The fastest flight from San Antonio to Washington, D.C. Dulles Intl Airport takes 3h 10m
Direct flights go from San Antonio to Washington, D.C. Dulles Intl Airport every day.

  • How far is San Antonio to Washington, D.C. Dulles Intl by plane?

    San Antonio and Washington, D.C. Dulles Intl are 1365.3 mi apart from one another. In terms of flight time, this usually takes a little over 3h 10m.

  • When did momondo last update prices for flights from San Antonio Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from San Antonio Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from San Antonio Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from San Antonio to Washington, D.C. Dulles Intl Airport?


Best airlines flying from San Antonio to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from San Antonio to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $206Free CancellationRating
8.0
8,594 reviews
Search Delta flights
American AirlinesPriceFrom $218Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $240Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
  • United Airlines Flights From San Antonio to Washington, D.C. Dulles Intl Airport

    United Airlines is one of the most popular airlines flying from San Antonio to Washington, D.C. Dulles Intl Airport, operating 13 flights/week on average for this route. A good United Airlines flight deal for San Antonio to Washington, D.C. Dulles Intl Airport starts from $240 round-trip, up to an average price of $423. Our users have rated United Airlines at 7.4/10.


Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Washington, D.C.?

It is quick and easy to find San Antonio to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from San Antonio to Washington, D.C. with flexible booking policies on momondo?

All flight searches from San Antonio to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Washington, D.C.?

Once you have performed a search for San Antonio to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Antonio to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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